Sequency of operation
[电] 工作顺序
🧩 词语组成解析
[计] 序数
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
It's so good to have you home again ...
真高兴 ，你又回家了……
Someone is working in the manhole.
有人在
We aren't able to supply the third ad fifth items.
第三及第五项目，我们没有货供应。